for testing and deploying your application
for finding and fixing issues
for empowering human code reviews
import asyncio
import logging
import sys
sys.path.insert(0, "..")
from asyncua import Client, Node, ua
from asyncua.crypto.security_policies import SecurityPolicyBasic256Sha256
logging.basicConfig(level=logging.INFO)
_logger = logging.getLogger("asyncua")
cert = "certificates/peer-certificate-example-1.der"
private_key = "certificates/peer-private-key-example-1.pem"
async def task(loop):
url = "opc.tcp://0.0.0.0:4840/freeopcua/server/"
try:
client = Client(url=url)
await client.set_security(
SecurityPolicyBasic256Sha256,
certificate_path=cert,
private_key_path=private_key
)
await client.connect()
root = client.nodes.root
print(await root.get_children())
except Exception:
_logger.exception('error')
finally:
await client.disconnect()
def main():
loop = asyncio.get_event_loop()
loop.set_debug(True)
loop.run_until_complete(task(loop))
loop.close()
if __name__ == "__main__":
main()
FreeOpcUa /
opcua-asyncio
